Robert Duff McKeown, CM (/məˈkjuːən/; born October 10, 1950) is a Canadian investigative reporter and former all-star and championship football player. He has also worked with NBC and CBS. McKeown returned to the CBC in November 2002 to host its investigative program, The Fifth Estate, a show which he had hosted from 1981 to 1990. Previously, McKeown spent eight years working for Dateline NBC as a correspondent and five years with CBS News.